Operations Update

Serica Energy plc
10 December 2007

                               Serica Energy plc

                          ('Serica' or the 'Company')


                   SERICA TO SPUD FIRST OF TWO BILITON WELLS


London, 10 December 2007 - Serica Energy plc (AIM & TSX-V: SQZ) is pleased to
announce that the Global Santa Fe 136 drilling rig is now on location in the
Biliton Block in the Java Sea, Indonesia and that drilling of the Batara Ismaya
#1 exploration well is expected to commence today.  Immediately following this
well, the Global Santa Fe Rig 136 will drill the next Biliton exploration well
on the Batara Indra North prospect.


Serica has a 45% interest in the Biliton PSC and is the operator.  The majority
of Serica's cost for these two wells is being carried by a farminee.



Enquiries:


Serica Energy plc
Paul Ellis,                           [e-mail]                        [phone]
Chief Executive Officer
Chris Hearne,                         [e-mail]                      [phone]
Finance Director

JPMorgan Cazenove
Steve Baldwin                         [e-mail]                  [phone]

Tristone Capital Limited
Majid Shafiq                          [e-mail]                         [phone]

Pelham Public Relations -UK
James Henderson                       [e-mail]                        [phone]
Alisdair Haythornthwaite              [e-mail]               [phone]

CHF - Canada
Sarah Gingerich                       [e-mail]                                     [phone]



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